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From: Tobias Burnus <tobias@codesourcery.com>
To: gcc-patches <gcc-patches@gcc.gnu.org>,
	fortran <fortran@gcc.gnu.org>, Jakub Jelinek <jakub@redhat.com>
Subject: [Patch] OpenMP/Fortran: Fix has_device_addr clause splitting [PR108558]
Date: Fri, 27 Jan 2023 10:19:42 +0100	[thread overview]
Message-ID: <eb57f55b-3b84-c853-3bab-731c5c6608c2@codesourcery.com> (raw)

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Rather obvious fix. Hence, I intent to commit it later as obvious,
unless there are any comments.

Tobias

PS: Thanks goes to Thomas for finding + reporting the issue.
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[-- Attachment #2: fix-has_device_addr-split.diff --]
[-- Type: text/x-patch, Size: 3333 bytes --]

OpenMP/Fortran: Fix has_device_addr clause splitting [PR108558]

gcc/fortran/ChangeLog:

	PR fortran/108558
	* trans-openmp.cc (gfc_split_omp_clauses): Handle has_device_addr.

libgomp/ChangeLog:

	PR fortran/108558
	* testsuite/libgomp.fortran/has_device_addr.f90: New test.

 gcc/fortran/trans-openmp.cc                        |  2 +
 .../testsuite/libgomp.fortran/has_device_addr.f90  | 59 ++++++++++++++++++++++
 2 files changed, 61 insertions(+)

diff --git a/gcc/fortran/trans-openmp.cc b/gcc/fortran/trans-openmp.cc
index 87213de0918..5283d0ce5f3 100644
--- a/gcc/fortran/trans-openmp.cc
+++ b/gcc/fortran/trans-openmp.cc
@@ -6205,6 +6205,8 @@ gfc_split_omp_clauses (gfc_code *code,
 	    = code->ext.omp_clauses->lists[OMP_LIST_MAP];
 	  clausesa[GFC_OMP_SPLIT_TARGET].lists[OMP_LIST_IS_DEVICE_PTR]
 	    = code->ext.omp_clauses->lists[OMP_LIST_IS_DEVICE_PTR];
+	  clausesa[GFC_OMP_SPLIT_TARGET].lists[OMP_LIST_HAS_DEVICE_ADDR]
+	    = code->ext.omp_clauses->lists[OMP_LIST_HAS_DEVICE_ADDR];
 	  clausesa[GFC_OMP_SPLIT_TARGET].device
 	    = code->ext.omp_clauses->device;
 	  clausesa[GFC_OMP_SPLIT_TARGET].thread_limit
diff --git a/libgomp/testsuite/libgomp.fortran/has_device_addr.f90 b/libgomp/testsuite/libgomp.fortran/has_device_addr.f90
new file mode 100644
index 00000000000..95cc7788f2d
--- /dev/null
+++ b/libgomp/testsuite/libgomp.fortran/has_device_addr.f90
@@ -0,0 +1,59 @@
+! { dg-additional-options "-fdump-tree-original" }
+
+!
+! PR fortran/108558
+!
+
+! { dg-final { scan-tree-dump-times "#pragma omp target has_device_addr\\(x\\) has_device_addr\\(y\\)" 2 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp target data map\\(tofrom:x\\) map\\(tofrom:y\\)" 2 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp target data use_device_addr\\(x\\) use_device_addr\\(y\\)" 1 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp target update from\\(y\\)" 1 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp target data map\\(tofrom:x\\) map\\(tofrom:y\\) use_device_addr\\(x\\) use_device_addr\\(y\\)" 1 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp teams" 2 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp distribute" 2 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp parallel" 2 "original" } }
+! { dg-final { scan-tree-dump-times "#pragma omp for nowait" 2 "original" } }
+
+module m
+contains
+subroutine vectorAdd(x, y, N)
+  implicit none
+  integer :: N
+  integer(4) :: x(N), y(N)
+  integer :: i
+
+  !$omp target teams distribute parallel do has_device_addr(x, y)
+  do i = 1, N
+    y(i) = x(i) + y(i)
+  end do
+end subroutine vectorAdd
+end module m
+
+program main
+  use m
+  implicit none
+  integer, parameter :: N = 9876
+  integer(4) :: x(N), y(N)
+  integer :: i
+
+  x(:) = 1
+  y(:) = 2
+
+  !$omp target data map(x, y)
+    !$omp target data use_device_addr(x, y)
+      call vectorAdd(x, y, N)
+    !$omp end target data
+    !$omp target update from(y)
+    if (any (y /= 3)) error stop
+  !$omp end target data
+
+  x = 1
+  y = 2
+  !$omp target data map(x, y) use_device_addr(x, y)
+    !$omp target teams distribute parallel do has_device_addr(x, y)
+    do i = 1, N
+      y(i) = x(i) + y(i)
+    end do
+ !$omp end target data
+ if (any (y /= 3)) error stop
+end program

             reply	other threads:[~2023-01-27  9:19 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-27  9:19 Tobias Burnus [this message]
2023-01-27  9:25 ` Jakub Jelinek

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